Jacking and reversing linkage mechanism applied to four-way shuttle vehicle

Abstract

The jacking reversing linkage mechanism comprises a gear motor, the output end of the gear motor is connected with a first transmission shaft, the first transmission shaft is respectively connected with a first rocker arm, a first chain wheel, a second chain wheel and a second rocker arm, one side of the first rocker arm is connected with a first rocker arm small shaft, and the other side of the first rocker arm is connected with a second rocker arm small shaft. One side of the first rocker arm small shaft is connected with a third rocker arm, the first rocker arm small shaft is connected with two bearings, and the outer sides of the two bearings are sleeved with a first sliding block; one side of the second rocker arm is connected with a second rocker arm small shaft, one side of the second rocker arm small shaft is connected with a fourth rocker arm, and the second rocker arm small shaft is connected with two bearings. Due to the structural design that the reversing mechanism and the jacking mechanism are linked, the height of the vehicle body is reduced, the internal space of the vehicle body is saved, the light and thin design is facilitated, the function of easily adjusting the level is achieved, and the jacking and reversing linkage mechanism adopts eight rocker arms, so that goods are transported more stably.

Description

Technical Field

[0001] The utility model relates to the technical field of shuttle vehicle lifting linkage, in particular to a lifting and reversing linkage mechanism applied to a four-way shuttle vehicle. Background Art

[0002] Intelligent manufacturing technology has promoted the rapid development and innovation of automated stereoscopic warehouses, especially dense storage technology has been more and more widely used in recent years. Compared with ordinary stereoscopic warehouses, dense storage can increase land utilization and space utilization by about 20%-100%, while operating efficiency can be increased by 20%, operating energy consumption can be reduced by 30%, and unit investment cost can be saved by about 10%. Therefore, dense storage systems have been applied in many fields. The four-way shuttle is the core product of the intelligent dense storage system. It integrates four-way driving, on-site track change, automatic storage and retrieval and other functions. It is an intelligent handling equipment that is particularly suitable for dense storage.

[0003] In the prior art, four-way shuttles often use a cam lifting structure or a hydraulic lifting structure. The cam lifting structure is severely worn under heavy loads, which affects the accuracy of the cam profile curve, and the cam is difficult to manufacture. The hydraulic lifting structure is prone to hydraulic oil leakage, causing pollution to the working environment. In addition, the prior art is not convenient for adjusting the level of the four-way shuttle body. For this reason, we propose a lifting and reversing linkage mechanism applied to the four-way shuttle. Utility Model Content

[0004] Therefore, the purpose of the utility model is to provide a lifting and reversing linkage mechanism applied to a four-way shuttle vehicle. The structural design of the linkage between the reversing mechanism and the lifting mechanism not only reduces the height of the vehicle body, but also saves the internal space of the vehicle body, is conducive to a lightweight design, and has the function of easy adjustment of the level. The lifting and reversing linkage mechanism adopts eight rocker arms, which makes the transportation of goods more stable.

[0005] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical solutions: a lifting and reversing linkage mechanism applied to a four-way shuttle, comprising a reduction motor, the output end of the reduction motor is connected to a first transmission shaft, and the first transmission shaft is respectively connected to a first rocker arm, a first sprocket, a second sprocket, and a second rocker arm, one side of the first rocker arm is connected to a first rocker arm small shaft, and one side of the first rocker arm small shaft is connected to a third rocker arm, the first rocker arm small shaft is connected to two bearings, and a first slider is sleeved on the outer sides of the two bearings;

[0006] One side of the second rocker arm is connected to a second rocker arm small shaft, and one side of the second rocker arm small shaft is connected to a fourth rocker arm, two bearings are connected to the second rocker arm small shaft, and a second slider is sleeved on the outer sides of the two bearings, one side of the first sprocket is connected to a third sprocket through a chain, and one end of the third sprocket is connected to a second transmission shaft through a clamping sleeve, one end of the second transmission shaft is connected to the clamping sleeve, and the other end is connected to a fifth rocker arm.

[0007] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle described in the utility model, one side of the fifth rocker arm is connected to the third rocker arm small shaft, and one side of the third rocker arm small shaft is connected to the sixth rocker arm, and the third rocker arm small shaft is connected to two bearings, and the two bearings are nested in the waist-shaped cavity of the first slider.

[0008] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle vehicle described in the utility model, the second sprocket is connected to the fourth sprocket through a chain, the fourth sprocket is connected to the fourth transmission shaft through a tightening sleeve, one end of the fourth transmission shaft is connected to the tightening sleeve, and the other end is connected to the seventh rocker arm.

[0009] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle described in the utility model, one side of the seventh rocker arm is connected to the fourth rocker arm small shaft, and one side of the fourth rocker arm small shaft is connected to the eighth rocker arm, and two bearings are connected to the fourth rocker arm small shaft, and the two bearings are nested in the waist-shaped cavity of the second slider.

[0010] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle vehicle described in the utility model, the first slider is connected with a first guide column, a second guide column, a third guide column and a fourth guide column through a guide sleeve;

[0011] Among them, the first and second pressure plates are installed on the outer sides of the first guide column and the second guide column, the third and fourth pressure plates are installed on the outer sides of the third guide column and the fourth guide column, and the first slider slides up and down along the first guide column, the second guide column, the third guide column, and the fourth guide column.

[0012] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle described in the utility model, one side of the first slider is connected to the first walking shaft, and one side of the first walking shaft is connected to the first Y walking wheel, the other side of the first slider is connected to the second walking shaft, and one side of the second walking shaft is connected to the second Y walking wheel.

[0013] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle vehicle described in the utility model, the second sliding block is connected with a fifth guide post, a sixth guide post, a seventh guide post and an eighth guide post through a guide sleeve;

[0014] Wherein, a fifth pressing plate and a sixth pressing plate are installed on the outer sides of the fifth guide column and the sixth guide column, and a seventh pressing plate and an eighth pressing plate are installed on the outer sides of the seventh guide column and the eighth guide column.

[0015] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle described in the utility model, one side of the second slider is connected to the third walking shaft, and one side of the third walking shaft is connected to the third Y walking wheel, the other side of the second slider is connected to the fourth walking shaft, and one side of the fourth walking shaft is connected to the fourth Y walking wheel.

[0016] As a preferred solution of the lifting and reversing linkage mechanism applied to the four-way shuttle described in the utility model, a vertical plate is connected to the top of the first slider and the second slider by screws, a fork is placed above the vertical plate, and a fork guide shaft is connected to the bottom of the fork by screws.

[0017] Compared with the prior art, the advantages of the utility model are:

[0018] The structural design of the linkage between the reversing mechanism and the jacking mechanism not only reduces the height of the vehicle body, but also saves the internal space of the vehicle body, is conducive to a lightweight design, and has the function of easily adjusting the level. The jacking and reversing linkage mechanism uses eight rocker arms, making the transportation of goods more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0020] Figure 1 It is a cross-sectional view of the utility model;

[0021] Figure 2 This is a position structure diagram of the third sprocket of the utility model;

[0022] Figure 3 This is a position structure diagram of the third pressing plate of the utility model;

[0023] Figure 4 This is a structural diagram of the first sliding block of the utility model.

[0024] 1. reduction motor; 2. first transmission shaft; 3. first rocker arm; 4. first sprocket; 5. second sprocket; 6. second rocker arm; 7. first rocker arm small shaft; 8. third rocker arm; 9. first slider; 10. second rocker arm small shaft; 11. fourth rocker arm; 12. second slider; 13. third sprocket; 14. second transmission shaft; 15. fifth rocker arm; 16. third rocker arm small shaft; 17. sixth rocker arm; 18. fourth sprocket; 19. fourth transmission shaft; 20. seventh rocker arm; 21. fourth rocker arm small shaft; 22. eighth rocker arm; 23. first guide column; 24. second guide column; 25. third guide column; 26. Fourth guide post; 27. First pressure plate; 28. Second pressure plate; 29. ​​Third pressure plate; 30. Fourth pressure plate; 31. Fifth guide post; 32. Sixth guide post; 33. Seventh guide post; 34. Eighth guide post; 35. Fifth pressure plate; 36. Sixth pressure plate; 37. Seventh pressure plate; 38. Eighth pressure plate; 39. First walking axis; 40. First Y walking wheel; 41. Second walking axis; 42. Second Y walking wheel; 43. Third walking axis; 44. Third Y walking wheel; 45. Fourth walking axis; 46. Fourth Y walking wheel; 47. Vertical plate; 48. Fork; 49. Fork guide axis. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0027] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0028] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0029] The utility model provides a lifting and reversing linkage mechanism applied to a four-way shuttle vehicle. The structural design of the linkage between the reversing mechanism and the lifting mechanism not only reduces the height of the vehicle body, but also saves the internal space of the vehicle body, is conducive to a lightweight design, and has the function of easy adjustment of the level. The lifting and reversing linkage mechanism adopts eight rocker arms, which makes it more stable when transporting goods.

[0030] Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model is a schematic diagram of the overall structure of a lifting and reversing linkage mechanism for a four-way shuttle vehicle. Figure 1 , Figure 2 , Figure 3 and Figure 4 The main structure of this embodiment includes a reduction motor 1, the output end of the reduction motor 1 is connected to a first transmission shaft 2, and the first transmission shaft 2 is respectively connected to a first rocker arm 3, a first sprocket 4, a second sprocket 5, and a second rocker arm 6, one side of the first rocker arm 3 is connected to a first rocker arm small shaft 7, and one side of the first rocker arm small shaft 7 is connected to a third rocker arm 8, the first rocker arm small shaft 7 is connected to two bearings, and the outer sides of the two bearings are sleeved with a first slider 9;

[0031] A second rocker arm shaft 10 is connected to one side of the second rocker arm 6, and a fourth rocker arm 11 is connected to one side of the second rocker arm shaft 10. Two bearings are connected to the second rocker arm shaft 10, and a second slider 12 is sleeved on the outer sides of the two bearings. A third sprocket 13 is connected to one side of the first sprocket 4 through a chain, and one end of the third sprocket 13 is connected to a second transmission shaft 14 through a tightening sleeve. One end of the second transmission shaft 14 is connected to the tightening sleeve, and the other end is connected to a fifth rocker arm 15.

[0032] One side of the fifth rocker arm 15 is connected to the third rocker arm shaft 16, and one side of the third rocker arm shaft 16 is connected to the sixth rocker arm 17. The third rocker arm shaft 16 is connected to two bearings, and the two bearings are embedded in the waist-shaped cavity of the first slider 9.

[0033] The second sprocket 5 is connected to the fourth sprocket 18 via a chain, the fourth sprocket 18 is connected to the fourth transmission shaft 19 via a tightening sleeve, one end of the fourth transmission shaft 19 is connected to the tightening sleeve, and the other end is connected to the seventh rocker arm 20;

[0034] One side of the seventh rocker arm 20 is connected to the fourth rocker arm shaft 21, and one side of the fourth rocker arm shaft 21 is connected to the eighth rocker arm 22. The fourth rocker arm shaft 21 is connected to two bearings, and the two bearings are embedded in the waist-shaped cavity of the second slider 12.

[0035] The first slide block 9 is connected to a first guide post 23, a second guide post 24, a third guide post 25 and a fourth guide post 26 via a guide sleeve;

[0036] The first and second pressing plates 27 and 28 are installed on the outer sides of the first guide column 23 and the second guide column 24, and the third and fourth pressing plates 29 and 30 are installed on the outer sides of the third and fourth guide columns 25 and 26. The first slider 9 slides up and down along the first, second, third and fourth guide columns 23, 24, 25 and 26.

[0037] A first travel shaft 39 is connected to one side of the first slider 9, and a first Y travel wheel 40 is connected to one side of the first travel shaft 39; a second travel shaft 41 is connected to the other side of the first slider 9, and a second Y travel wheel 42 is connected to one side of the second travel shaft 41;

[0038] The second sliding block 12 is connected to a fifth guide post 31, a sixth guide post 32, a seventh guide post 33 and an eighth guide post 34 via a guide sleeve;

[0039] The fifth and sixth pressure plates 35 and 36 are installed on the outer sides of the fifth and sixth guide pillars 31 and 32, and the seventh and eighth pressure plates 37 and 38 are installed on the outer sides of the seventh and eighth guide pillars 33 and 34;

[0040] A third travel shaft 43 is connected to one side of the second slider 12, and a third Y travel wheel 44 is connected to one side of the third travel shaft 43; a fourth travel shaft 45 is connected to the other side of the second slider 12, and a fourth Y travel wheel 46 is connected to one side of the fourth travel shaft 45;

[0041] A vertical plate 47 is connected to the upper part of the first slider 9 and the second slider 12 by screws, a fork 48 is placed on the upper part of the vertical plate 47, and a fork guide shaft 49 is connected to the lower part of the fork 48 by screws;

[0042] During specific use, the reduction motor 1 drives the first transmission shaft 2 to rotate, and the first transmission shaft 2 drives the first rocker arm 3, the first sprocket 4, the second sprocket 5, and the second rocker arm 6 to rotate. The first rocker arm 3 drives the first rocker arm small shaft 7 and the third rocker arm 8 to rotate. The second rocker arm 6 drives the second rocker arm small shaft 10 and the fourth rocker arm 11 to rotate. The first sprocket 4 drives the third sprocket 13 to rotate through the chain, the third sprocket 13 drives the second transmission shaft 14 to rotate, the rotation of the second transmission shaft 14 drives the fifth rocker arm 15 to rotate, the fifth rocker arm 15 drives the third rocker arm small shaft 16 and the sixth rocker arm 17 to rotate. The second sprocket 5 drives the fourth sprocket 18 to rotate through the chain, the fourth sprocket 18 drives the fourth transmission shaft 19 to rotate, the fourth transmission shaft 19 drives the seventh rocker arm 20 to rotate, the seventh rocker arm 20 drives the fourth rocker arm small shaft 21 connected to the eighth rocker arm 22 to rotate;

[0043] When the first rocker arm shaft 7, the second rocker arm shaft 10, the third rocker arm shaft 16 and the fourth rocker arm shaft 21 rotate, the bearings connected thereto will drive the first slider 9 and the second slider 12 to slide up and down along the guide column, thereby realizing the lifting function and the reversing function of the four-way vehicle. When the first rocker arm 3, the second rocker arm 6, the third rocker arm 8, the fourth rocker arm 11, the fifth rocker arm 15, the sixth rocker arm 17, the seventh rocker arm 20 and the eighth rocker arm connection 22 rotate upward from the horizontal position, the first rocker arm shaft 7, the second rocker arm shaft 10, the third rocker arm shaft 16 and the fourth rocker arm shaft 21 will be driven to rotate upward, thereby pushing the first slider 9 and the second slider 12 to slide upward, and the vertical plate 35 connected to the first slider 9 and the second slider 12 will push the fork 48 to move upward, thereby realizing the function of lifting the cargo;

[0044] When the first rocker arm 3, the second rocker arm 6, the third rocker arm 8, the fourth rocker arm 11, the fifth rocker arm 15, the sixth rocker arm 17, the seventh rocker arm 20, and the eighth rocker arm connection 22 rotate downward from the horizontal position, the first rocker arm small shaft 7, the second rocker arm small shaft 10, the third rocker arm small shaft 16, and the fourth rocker arm small shaft 21 will be driven to rotate downward, thereby pushing the first slider 9 and the second slider 12 to slide downward, so that the first Y walking wheel 40, the second Y walking wheel 42, the third Y walking wheel 44, and the fourth Y walking wheel 46 contact the track, and the X walking wheel is off the track, thereby realizing the reversing function of the four-way vehicle;

[0045] When the level of the four-way vehicle for lifting and reversing needs to be adjusted, the angle of the fifth rocker arm 15 is adjusted by loosening the expansion sleeve connected between the third sprocket 13 and the second transmission shaft 14, thereby adjusting the level of the first slider 9. The angle of the seventh rocker arm 20 is adjusted by loosening the expansion sleeve connected between the fourth sprocket 18 and the fourth transmission shaft 19, thereby adjusting the level of the second slider 12.

[0046] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A lifting and reversing linkage mechanism for a four-way shuttle vehicle, comprising a reduction motor (1), characterized in that: The output end of the reduction motor (1) is connected to a first transmission shaft (2), and the first transmission shaft (2) is respectively connected to a first rocker arm (3), a first sprocket (4), a second sprocket (5), and a second rocker arm (6); one side of the first rocker arm (3) is connected to a first rocker arm shaft (7), and one side of the first rocker arm shaft (7) is connected to a third rocker arm (8); the first rocker arm shaft (7) is connected to two bearings, and a first slider (9) is sleeved on the outer sides of the two bearings; One side of the second rocker arm (6) is connected to a second rocker arm shaft (10), and one side of the second rocker arm shaft (10) is connected to a fourth rocker arm (11); two bearings are connected to the second rocker arm shaft (10); second sliders (12) are sleeved on the outer sides of the two bearings; one side of the first sprocket (4) is connected to a third sprocket (13) via a chain; one end of the third sprocket (13) is connected to a second transmission shaft (14) via a tightening sleeve; one end of the second transmission shaft (14) is connected to the tightening sleeve, and the other end is connected to a fifth rocker arm (15).

2. The lifting and reversing linkage mechanism for a four-way shuttle vehicle according to claim 1, characterized in that: One side of the fifth rocker arm (15) is connected to a third rocker arm shaft (16), and one side of the third rocker arm shaft (16) is connected to a sixth rocker arm (17). Two bearings are connected to the third rocker arm shaft (16), and the two bearings are embedded in the waist-shaped cavity of the first slider (9).

3. The lifting and reversing linkage mechanism applied to a four-way shuttle vehicle according to claim 2, characterized in that: The second sprocket (5) is connected to a fourth sprocket (18) via a chain, the fourth sprocket (18) is connected to a fourth transmission shaft (19) via a tightening sleeve, one end of the fourth transmission shaft (19) is connected to the tightening sleeve, and the other end is connected to a seventh rocker arm (20).

4. The lifting and reversing linkage mechanism for a four-way shuttle vehicle according to claim 3 is characterized in that: One side of the seventh rocker arm (20) is connected to a fourth rocker arm shaft (21), and one side of the fourth rocker arm shaft (21) is connected to an eighth rocker arm (22). Two bearings are connected to the fourth rocker arm shaft (21), and the two bearings are nested in the waist-shaped cavity of the second slider (12).

5. The lifting and reversing linkage mechanism applied to a four-way shuttle vehicle according to claim 4, characterized in that: The first sliding block (9) is connected to a first guide column (23), a second guide column (24), a third guide column (25) and a fourth guide column (26) via a guide sleeve; The first guide column (23) and the second guide column (24) are provided with a first pressure plate (27) and a second pressure plate (28), the third guide column (25) and the fourth guide column (26) are provided with a third pressure plate (29) and a fourth pressure plate (30), and the first slider (9) slides up and down along the first guide column (23), the second guide column (24), the third guide column (25) and the fourth guide column (26).

6. The lifting and reversing linkage mechanism for a four-way shuttle vehicle according to claim 5 is characterized in that: One side of the first sliding block (9) is connected to a first walking shaft (39), and one side of the first walking shaft (39) is connected to a first Y walking wheel (40); the other side of the first sliding block (9) is connected to a second walking shaft (41), and one side of the second walking shaft (41) is connected to a second Y walking wheel (42).

7. The lifting and reversing linkage mechanism for a four-way shuttle vehicle according to claim 6 is characterized in that: The second sliding block (12) is connected to a fifth guide post (31), a sixth guide post (32), a seventh guide post (33) and an eighth guide post (34) via a guide sleeve; Wherein, a fifth pressure plate (35) and a sixth pressure plate (36) are installed on the outer sides of the fifth guide column (31) and the sixth guide column (32), and a seventh pressure plate (37) and an eighth pressure plate (38) are installed on the outer sides of the seventh guide column (33) and the eighth guide column (34).

8. The lifting and reversing linkage mechanism for a four-way shuttle vehicle according to claim 7 is characterized in that: One side of the second slider (12) is connected to a third walking shaft (43), and one side of the third walking shaft (43) is connected to a third Y walking wheel (44); the other side of the second slider (12) is connected to a fourth walking shaft (45), and one side of the fourth walking shaft (45) is connected to a fourth Y walking wheel (46).

9. The lifting and reversing linkage mechanism for a four-way shuttle vehicle according to claim 8, characterized in that: A vertical plate (47) is connected above the first sliding block (9) and the second sliding block (12) by screws, a fork (48) is placed above the vertical plate (47), and a fork guide shaft (49) is connected below the fork (48) by screws.

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